{"id":125842,"date":"2024-03-24T20:24:27","date_gmt":"2024-03-24T11:24:27","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/go%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e3%82%a8%e3%83%a9%e3%83%bc%e5%87%a6%e7%90%86%e3%81%ae%e3%82%84%e3%82%8a%e6%96%b9\/"},"modified":"2024-04-05T03:50:21","modified_gmt":"2024-04-04T18:50:21","slug":"go%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e3%82%a8%e3%83%a9%e3%83%bc%e5%87%a6%e7%90%86%e3%81%ae%e3%82%84%e3%82%8a%e6%96%b9","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/go%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e3%82%a8%e3%83%a9%e3%83%bc%e5%87%a6%e7%90%86%e3%81%ae%e3%82%84%e3%82%8a%e6%96%b9\/","title":{"rendered":"Go\u306b\u304a\u3051\u308b\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u3084\u308a\u65b9"},"content":{"rendered":"<p>Go \u8a00\u8a9e\u3067\u306f\u3001\u4f8b\u5916\u51e6\u7406\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u3082\u3057<\/li>\n<li>\u3082\u3057\u305d\u3046\u306a\u3089\u3070<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>result, err := someFunction()\r\n<span class=\"hljs-keyword\">if<\/span> err != <span class=\"hljs-literal\">nil<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u5904\u7406\u9519\u8bef<\/span>\r\n} <span class=\"hljs-keyword\">else<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u5904\u7406\u7ed3\u679c<\/span>\r\n}\r\n<\/code><\/pre>\n<ol>\n<li>\u5ef6\u671f\u3059\u308b<\/li>\n<li>\u56de\u5fa9\u3059\u308b<\/li>\n<li>\u5ef6\u671f\u3059\u308b<\/li>\n<li>\u56de\u5fa9\u3059\u308b<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span> <span class=\"hljs-title\">someFunction<\/span><span class=\"hljs-params\">()<\/span><\/span> {\r\n<span class=\"hljs-keyword\">defer<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span><span class=\"hljs-params\">()<\/span><\/span> {\r\n<span class=\"hljs-keyword\">if<\/span> r := <span class=\"hljs-built_in\">recover<\/span>(); r != <span class=\"hljs-literal\">nil<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u5904\u7406\u5f02\u5e38<\/span>\r\n}\r\n}()\r\n<span class=\"hljs-comment\">\/\/ \u53ef\u80fd\u53d1\u751f\u5f02\u5e38\u7684\u4ee3\u7801<\/span>\r\n}\r\n<\/code><\/pre>\n<ol>\n<li>\u30a2\u30ef\u30a2\u30ef<\/li>\n<li>\u56de\u5fa9\u3059\u308b<\/li>\n<li>\u30d1\u30cb\u30c3\u30af<\/li>\n<li>\u56de\u5fa9\u3059\u308b<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span> <span class=\"hljs-title\">someFunction<\/span><span class=\"hljs-params\">()<\/span><\/span> {\r\n<span class=\"hljs-keyword\">if<\/span> somethingWrong {\r\n<span class=\"hljs-built_in\">panic<\/span>(<span class=\"hljs-string\">\"something went wrong\"<\/span>)\r\n}\r\n}\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">()<\/span><\/span> {\r\n<span class=\"hljs-keyword\">defer<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span><span class=\"hljs-params\">()<\/span><\/span> {\r\n<span class=\"hljs-keyword\">if<\/span> r := <span class=\"hljs-built_in\">recover<\/span>(); r != <span class=\"hljs-literal\">nil<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u5904\u7406\u5f02\u5e38<\/span>\r\n}\r\n}()\r\nsomeFunction()\r\n}\r\n<\/code><\/pre>\n<ol>\n<li>\u72ec\u81ea\u3067\u5b9a\u7fa9\u3057\u305f\u30a8\u30e9\u30fc\u578b\u3092\u4f7f\u3063\u3066\u3001\u5225\u306e\u30a8\u30e9\u30fc\u30b1\u30fc\u30b9\u306b\u5bfe\u5fdc\u3057\u3001\u95a2\u6570\u547c\u3073\u51fa\u3057\u306e\u3068\u304d\u306b\u305d\u308c\u305e\u308c\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8fd4\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">type<\/span> MyError <span class=\"hljs-keyword\">struct<\/span> {\r\nmessage <span class=\"hljs-type\">string<\/span>\r\n}\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span> <span class=\"hljs-params\">(e *MyError)<\/span><\/span> Error() <span class=\"hljs-type\">string<\/span> {\r\n<span class=\"hljs-keyword\">return<\/span> e.message\r\n}\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"hljs-function\"><span class=\"hljs-keyword\">func<\/span> <span class=\"hljs-title\">someFunction<\/span><span class=\"hljs-params\">()<\/span><\/span> <span class=\"hljs-type\">error<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u53d1\u751f\u9519\u8bef\u65f6<\/span>\r\n<span class=\"hljs-keyword\">return<\/span> &amp;MyError{<span class=\"hljs-string\">\"something went wrong\"<\/span>}\r\n}\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>result := someFunction()\r\n<span class=\"hljs-keyword\">if<\/span> result != <span class=\"hljs-literal\">nil<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u5904\u7406\u9519\u8bef<\/span>\r\n} <span class=\"hljs-keyword\">else<\/span> {\r\n<span class=\"hljs-comment\">\/\/ \u5904\u7406\u7ed3\u679c<\/span>\r\n}\r\n<\/code><\/pre>\n<p>\u4f8b\u5916\u51e6\u7406\u3092\u884c\u3046\u4e0a\u3067\u3088\u304f\u4f7f\u3046\u30e1\u30bd\u30c3\u30c9\u3092\u3044\u304f\u3064\u304b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u306e\u3067\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u624b\u6cd5\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Go \u8a00\u8a9e\u3067\u306f\u3001\u4f8b\u5916\u51e6\u7406\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 \u3082\u3057 \u3082\u3057\u305d\u3046\u306a\u3089\u3070 result, err := someFunction() if err != nil { \/\/ \u5904\u7406\u9519\u8bef } else { \/\/ \u5904\u7406\u7ed3\u679c } \u5ef6\u671f [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-125842","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Go\u306b\u304a\u3051\u308b\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u3084\u308a\u65b9 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/go\u306b\u304a\u3051\u308b\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u3084\u308a\u65b9\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Go\u306b\u304a\u3051\u308b\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u3084\u308a\u65b9\" \/>\n<meta property=\"og:description\" content=\"Go \u8a00\u8a9e\u3067\u306f\u3001\u4f8b\u5916\u51e6\u7406\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 \u3082\u3057 \u3082\u3057\u305d\u3046\u306a\u3089\u3070 result, err := someFunction() if err != nil { \/\/ \u5904\u7406\u9519\u8bef } else { \/\/ \u5904\u7406\u7ed3\u679c } \u5ef6\u671f [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/go\u306b\u304a\u3051\u308b\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u3084\u308a\u65b9\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-24T11:24:27+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-04T18:50:21+00:00\" \/>\n<meta name=\"author\" content=\"\u5149, \u660e\" \/>\n<meta name=\"twitter:card\" 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